
Tapas Mazumder
Examiner (ID: 2904, Phone: (571)270-7466 , Office: P/2616 )
| Most Active Art Unit | 2616 |
| Art Unit(s) | 2619, 2614, 2615, 2616, 2679 |
| Total Applications | 525 |
| Issued Applications | 422 |
| Pending Applications | 48 |
| Abandoned Applications | 75 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 18530626
[patent_doc_number] => 20230235696
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-07-27
[patent_title] => E-CHARGER WITH LONGITUDINAL COOLING PASSAGE
[patent_app_type] => utility
[patent_app_number] => 18/192669
[patent_app_country] => US
[patent_app_date] => 2023-03-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 8433
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 324
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18192669
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/192669 | E-charger with longitudinal cooling passage | Mar 29, 2023 | Issued |
Array
(
[id] => 18530624
[patent_doc_number] => 20230235694
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-07-27
[patent_title] => FAN SPEED CONTROL SYSTEM FOR ENGINE COOLING
[patent_app_type] => utility
[patent_app_number] => 18/126828
[patent_app_country] => US
[patent_app_date] => 2023-03-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7681
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18126828
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/126828 | Fan speed control system for engine cooling | Mar 26, 2023 | Issued |
Array
(
[id] => 20084618
[patent_doc_number] => 20250214554
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-07-03
[patent_title] => METHOD OF CONTROLLING A BRAKING SYSTEM AND RELATED BRAKING SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/850112
[patent_app_country] => US
[patent_app_date] => 2023-03-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1003
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18850112
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/850112 | METHOD OF CONTROLLING A BRAKING SYSTEM AND RELATED BRAKING SYSTEM | Mar 23, 2023 | Pending |
Array
(
[id] => 20084618
[patent_doc_number] => 20250214554
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-07-03
[patent_title] => METHOD OF CONTROLLING A BRAKING SYSTEM AND RELATED BRAKING SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/850112
[patent_app_country] => US
[patent_app_date] => 2023-03-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1003
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18850112
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/850112 | METHOD OF CONTROLLING A BRAKING SYSTEM AND RELATED BRAKING SYSTEM | Mar 23, 2023 | Pending |
Array
(
[id] => 20480066
[patent_doc_number] => 12528536
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2026-01-20
[patent_title] => Vehicle
[patent_app_type] => utility
[patent_app_number] => 18/124595
[patent_app_country] => US
[patent_app_date] => 2023-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 6
[patent_no_of_words] => 0
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 147
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18124595
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/124595 | STEERING CONTROL APPARATUS AND VEHICLE | Mar 21, 2023 | Issued |
Array
(
[id] => 20308751
[patent_doc_number] => 20250326380
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-10-23
[patent_title] => BRAKE SYSTEM AND BRAKING METHOD FOR RAIL VEHICLES
[patent_app_type] => utility
[patent_app_number] => 18/855934
[patent_app_country] => US
[patent_app_date] => 2023-03-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 19782
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 127
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18855934
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/855934 | BRAKE SYSTEM AND BRAKING METHOD FOR RAIL VEHICLES | Mar 19, 2023 | Pending |
Array
(
[id] => 20308751
[patent_doc_number] => 20250326380
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2025-10-23
[patent_title] => BRAKE SYSTEM AND BRAKING METHOD FOR RAIL VEHICLES
[patent_app_type] => utility
[patent_app_number] => 18/855934
[patent_app_country] => US
[patent_app_date] => 2023-03-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 19782
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -19
[patent_words_short_claim] => 127
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18855934
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/855934 | BRAKE SYSTEM AND BRAKING METHOD FOR RAIL VEHICLES | Mar 19, 2023 | Pending |
Array
(
[id] => 19106358
[patent_doc_number] => 11959445
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2024-04-16
[patent_title] => Isolation of plate thermal expansion between different expansion rate materials
[patent_app_type] => utility
[patent_app_number] => 18/123149
[patent_app_country] => US
[patent_app_date] => 2023-03-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 5323
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 223
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18123149
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/123149 | Isolation of plate thermal expansion between different expansion rate materials | Mar 16, 2023 | Issued |
Array
(
[id] => 18658455
[patent_doc_number] => 20230304451
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-09-28
[patent_title] => ENGINE CONTROLLER
[patent_app_type] => utility
[patent_app_number] => 18/181628
[patent_app_country] => US
[patent_app_date] => 2023-03-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 4192
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -7
[patent_words_short_claim] => 63
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18181628
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/181628 | ENGINE CONTROLLER | Mar 9, 2023 | Abandoned |
Array
(
[id] => 19258578
[patent_doc_number] => 12018626
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2024-06-25
[patent_title] => Work vehicle dual fuel compression ignition power system
[patent_app_type] => utility
[patent_app_number] => 18/177514
[patent_app_country] => US
[patent_app_date] => 2023-03-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 8149
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 191
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18177514
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/177514 | Work vehicle dual fuel compression ignition power system | Mar 1, 2023 | Issued |
Array
(
[id] => 18613057
[patent_doc_number] => 20230279793
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-09-07
[patent_title] => INTERNAL COMBUSTION ENGINE
[patent_app_type] => utility
[patent_app_number] => 18/177075
[patent_app_country] => US
[patent_app_date] => 2023-03-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6478
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -4
[patent_words_short_claim] => 380
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18177075
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/177075 | Internal combustion engine | Feb 28, 2023 | Issued |
Array
(
[id] => 18452514
[patent_doc_number] => 20230193793
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-06-22
[patent_title] => PRESSURE REGULATOR FOR ENGINE LUBRICATION SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/172652
[patent_app_country] => US
[patent_app_date] => 2023-02-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3325
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18172652
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/172652 | Pressure regulator for engine lubrication system | Feb 21, 2023 | Issued |
Array
(
[id] => 18452514
[patent_doc_number] => 20230193793
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2023-06-22
[patent_title] => PRESSURE REGULATOR FOR ENGINE LUBRICATION SYSTEM
[patent_app_type] => utility
[patent_app_number] => 18/172652
[patent_app_country] => US
[patent_app_date] => 2023-02-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3325
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 126
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18172652
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/172652 | Pressure regulator for engine lubrication system | Feb 21, 2023 | Issued |
Array
(
[id] => 19904590
[patent_doc_number] => 12281587
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-04-22
[patent_title] => Nacelle inlet assembly that promotes laminar flow
[patent_app_type] => utility
[patent_app_number] => 18/166454
[patent_app_country] => US
[patent_app_date] => 2023-02-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 13
[patent_no_of_words] => 5829
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 122
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18166454
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/166454 | Nacelle inlet assembly that promotes laminar flow | Feb 7, 2023 | Issued |
Array
(
[id] => 19361533
[patent_doc_number] => 20240263567
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-08-08
[patent_title] => BUFFER AIR SYSTEM FOR A BEARING COMPARTMENT
[patent_app_type] => utility
[patent_app_number] => 18/105623
[patent_app_country] => US
[patent_app_date] => 2023-02-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6893
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18105623
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/105623 | Buffer air system for a bearing compartment | Feb 2, 2023 | Issued |
Array
(
[id] => 19266038
[patent_doc_number] => 20240209737
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2024-06-27
[patent_title] => COMPONENT WITH SPAR ASSEMBLY FOR A TURBINE ENGINE
[patent_app_type] => utility
[patent_app_number] => 18/104452
[patent_app_country] => US
[patent_app_date] => 2023-02-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7778
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 145
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104452
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/104452 | Component with spar assembly for a turbine engine | Jan 31, 2023 | Issued |
Array
(
[id] => 20272639
[patent_doc_number] => 12442413
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-14
[patent_title] => Zero endplay crankshaft
[patent_app_type] => utility
[patent_app_number] => 18/104415
[patent_app_country] => US
[patent_app_date] => 2023-02-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 0
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 66
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104415
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/104415 | Zero endplay crankshaft | Jan 31, 2023 | Issued |
Array
(
[id] => 20272639
[patent_doc_number] => 12442413
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-14
[patent_title] => Zero endplay crankshaft
[patent_app_type] => utility
[patent_app_number] => 18/104415
[patent_app_country] => US
[patent_app_date] => 2023-02-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 0
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 66
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104415
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/104415 | Zero endplay crankshaft | Jan 31, 2023 | Issued |
Array
(
[id] => 20272639
[patent_doc_number] => 12442413
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-14
[patent_title] => Zero endplay crankshaft
[patent_app_type] => utility
[patent_app_number] => 18/104415
[patent_app_country] => US
[patent_app_date] => 2023-02-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 0
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 66
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104415
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/104415 | Zero endplay crankshaft | Jan 31, 2023 | Issued |
Array
(
[id] => 20272639
[patent_doc_number] => 12442413
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-10-14
[patent_title] => Zero endplay crankshaft
[patent_app_type] => utility
[patent_app_number] => 18/104415
[patent_app_country] => US
[patent_app_date] => 2023-02-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 0
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 66
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18104415
[rel_patent_id] =>[rel_patent_doc_number] =>) 18/104415 | Zero endplay crankshaft | Jan 31, 2023 | Issued |